cemsco.com.mx - robtex.com

cemsco.com.mx

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:bcf0🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:3925🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.57.37Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.188.240🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbob.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b68🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbob.ns.cloudflare.com
A2803:f800:50::6ca2:c168🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbob.ns.cloudflare.com
A2a06:98c1:50::ac40:2168🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbob.ns.cloudflare.com
A108.162.193.104🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbob.ns.cloudflare.com
A172.64.33.104🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbob.ns.cloudflare.com
A173.245.59.104🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbob.ns.cloudflare.com
NSnola.ns.cloudflare.com
A2606:4700:50::adf5:3ad4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnola.ns.cloudflare.com
A2803:f800:50::6ca2:c0d4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnola.ns.cloudflare.com
A2a06:98c1:50::ac40:20d4🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnola.ns.cloudflare.com
A108.162.192.212🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnola.ns.cloudflare.com
A172.64.32.212🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnola.ns.cloudflare.com
A173.245.58.212🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnola.ns.cloudflare.com
MXmail.korreoweb.com ⭐
A52.58.173.206🇩🇪 Amazon52.58.0.0/15 EC2 FRA Prefix
PTRmail.korreoweb.com
TXTTotalplay-domain-verification: 769494b0-0270-11eb-94c3-005056bd5094
TXTez-verification=MTExNzUgY2Vtc2NvLmNvbS5teCAyMDIwLTA5LTI1IDE1OjM3OjEx
TXTv=spf1 a mx ip4:52.58.173.206 include:spf.emlsend.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.57.37, 172.67.188.240
IPv6 hints2606:4700:3033::ac43:bcf0, 2606:4700:3035::6815:3925
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=45, name=cloudflare-ech.com
SOAbob.ns.cloudflare.comdns@cloudflare.com serial=2405033557

com.mx

DNSSEC⚠️ Not signed
NSm.mx-ns.mx ⭐ ⚠️ Not in parent delegation
NSc.mx-ns.mx ⚠️ Not in parent delegation
NSe.mx-ns.mx ⚠️ Not in parent delegation
NSi.mx-ns.mx ⚠️ Not in parent delegation
NSo.mx-ns.mx ⚠️ Not in parent delegation
NSx.mx-ns.mx ⚠️ Not in parent delegation
TXTv=spf1 -all
SOAm.mx-ns.mxhostmaster@nic.mx serial=1781715714
WOT: NOT_SAFE (44/100)

Same first word

cemsco.com.mx

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DNS History

7 records (7 active, 0 former)

NSbob.ns.cloudflare.comnola.ns.cloudflare.comMXmail.korreoweb.comA104.21.57.37172.67.188.2402606:4700:3033::ac43:bcf02606:4700:3035::6815:3925
●NSbob.ns.cloudflare.com2026-06-07 → 2026-06-17 · 2 obs
● 2026-06-07 17:39:54
● 2026-06-17 17:19:44
●NSnola.ns.cloudflare.com2026-06-07 → 2026-06-17 · 2 obs
● 2026-06-07 17:39:54
● 2026-06-17 17:19:44
●MXmail.korreoweb.com2026-06-07 → 2026-06-17 · 2 obs
● 2026-06-07 17:39:54
● 2026-06-17 17:19:44
●A104.21.57.372026-06-07 → 2026-06-17 · 2 obs
● 2026-06-07 17:39:54
● 2026-06-17 17:19:44
●A172.67.188.2402026-06-07 → 2026-06-17 · 2 obs
● 2026-06-07 17:39:54
● 2026-06-17 17:19:44
●A2606:4700:3033::ac43:bcf02026-06-07 → 2026-06-17 · 2 obs
● 2026-06-07 17:39:54
● 2026-06-17 17:19:44
●A2606:4700:3035::6815:39252026-06-07 → 2026-06-17 · 2 obs
● 2026-06-07 17:39:54
● 2026-06-17 17:19:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
mxc.mx-ns.mx, i.mx-ns.mx, o.mx-ns.mx, e.mx-ns.mx...-
cemsco.com.mxbob.ns.cloudflare.com, nola.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.212

NS records: bob.ns.cloudflare.com, nola.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cemsco.com.mx (unsigned zone)

⏱️ Timing

Total: 333ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.57.37, 172.67.188.240
AAAA22606:4700:3035::6815:3925, 2606:4700:3033::ac43:bcf0
NS2bob.ns.cloudflare.com, nola.ns.cloudflare.com
MX1mail.korreoweb.com (pri: 10)
TXT3Totalplay-domain-verification: 769494b0-, ez-verification=MTExNzUgY2Vtc2NvLmNvbS5t...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1bob.ns.cloudflare.com dns.cloudflare.com

Analysis

IP Addresses

cemsco.com.mx points to the four IP addresses 104.21.57.37, 172.67.188.240, 2606:4700:3033::ac43:bcf0 and 2606:4700:3035::6815:3925.

alci.fr, sms-zdarma.cz, gilbertandwright.ie and two other host names share IP numbers with cemsco.com.mx.

Name Servers

Two name servers handle the delegation for cemsco.com.mx: bob.ns.cloudflare.com and nola.ns.cloudflare.com.

cemsco.com.mx uses the same name servers as several other domains — among them accesoriosmartha.com, comintnet.com, zoundindustries.com and two more.

At least some of cemsco.com.mx's name servers are shared with other domains, for example yulustore.com, zoyummy.nl, bhonsala.in and two more.

These name servers tend to be deployed in combination with the name servers hayes.ns.cloudflare.com and gordon.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

bob.ns.cloudflare.com resolves to 108.162.193.104, 172.64.33.104 and 173.245.59.104 among others, with 3 other IP addresses in total.

nola.ns.cloudflare.com resolves to 108.162.192.212, 172.64.32.212 and 173.245.58.212 among others, with 3 other IP addresses in total.

Mail Servers

Mail for cemsco.com.mx is handled by a single mail server, mail.korreoweb.com.

cemsco.com.mx uses an identical mail server configuration to several other domains — among them clinicasantamariadiaz.com.mx, medlace.com.mx, runfoodservice.com and two more.

mail.korreoweb.com carries a single IP number, which is 52.58.173.206.